cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A159485 Numerator of Hermite(n, 7/12).

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%I A159485 #12 Sep 08 2022 08:45:43
%S A159485 1,7,-23,-1169,-3215,314167,3356569,-112224161,-2477279903,
%T A159485 47300157415,1936378479049,-20501463985457,-1677122003305007,
%U A159485 5973410860299799,1611600071115585145,5260002350626898623,-1703708060350443666239,-17985479130375292877369
%N A159485 Numerator of Hermite(n, 7/12).
%H A159485 G. C. Greubel, <a href="/A159485/b159485.txt">Table of n, a(n) for n = 0..450</a>
%F A159485 From _G. C. Greubel_, Jun 12 2018: (Start)
%F A159485 a(n) = 6^n * Hermite(n,7/12).
%F A159485 E.g.f.: exp(7*x-36*x^2).
%F A159485 a(n) = numerator(Sum_{k=0..floor(n/2)} (-1)^k*n!*(7/6)^(n-2*k)/(k!*(n-2*k)!)). (End)
%t A159485 Numerator[Table[HermiteH[n,7/12],{n,0,50}]] (* _Vladimir Joseph Stephan Orlovsky_, Apr 13 2011 *)
%o A159485 (PARI) a(n)=numerator(polhermite(n,7/12)) \\ _Charles R Greathouse IV_, Jan 29 2016
%o A159485 (Magma) [Numerator((&+[(-1)^k*Factorial(n)*(7/6)^(n-2*k)/( Factorial(k) *Factorial(n-2*k)): k in [0..Floor(n/2)]])): n in [0..30]]; // _G. C. Greubel_, Jun 12 2018
%Y A159485 Cf. A159280.
%K A159485 sign,frac
%O A159485 0,2
%A A159485 _N. J. A. Sloane_, Nov 12 2009